The problems in the exploitation of such reservoirs are that the high viscosity leads single well to low productivity, and the sand production is also high, affecting the normal production.
此类油藏开采中存在的问题是原油粘度高导致单井产能低，而且极易出砂，影响正常生产。
Results The blood viscosity was significantly higher in type 2 diabetic patients compared with that in normal controls.
结果2型糖尿病患者血液呈明显高粘高聚状态。
It is clear that in many engine oil samples, the viscosity index is significantly different from the normal range.
很显然，许多发动机油样品中，粘度值明显不在正常范围内。
Results Compared with the normal group, the whole blood viscosity, plasma viscosity, plasma fibrin and hematocrit of SHR sharply rose (P<0.01).
结果与正常组比较，SHR全血粘度、血浆粘度、血浆纤维蛋白含量及红细胞压积均明显升高（P<0.01）；
The result of the apparent viscosity analysis indicated that the polymerization degree of the chitin molecule was maintained well through the normal temperature, process.
表观粘度分析结果表明常温处理可较好地维持甲壳素分子的聚合度。
Heavy oil is different from general oil, mostly its viscosity is too thick to be exploited with normal methods.
稠油不同于常规原油，主要是粘度大，难于用常规方法开采。
At normal temperatures, the oil driving efficiency and the sweep efficiency of water driving are low, and the crude viscosity increases after water drive.
常温驱油效率低，水驱波及系数小，且水驱后原油黏度增加。
At normal temperatures, the oil driving efficiency and the sweep efficiency of water driving are low, and the crude viscosity increases after water drive.
常温驱油效率低，水驱波及系数小，且水驱后原油黏度增加。
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